Discrete frequency distribution

Define the following terms: Observations (ii) Raw data Frequency of an observation Frequency distribution Discrete frequency distribution Grouped frequency distribution class-interval (viii) Class-size Class limits (x) True class limits

The following pairs relate to frequency distribution of a discrete variable and its frequency polygon. Which one of the following pairs is not correctly matched ?

Form the frequency distribution table from the following data: Construct the frequency distribution table for the above data.

Given below is a cumulative frequency distribution showing the mars secured by 50 students of a class From the frequency distribution table for the data.

Convert the following cumulative frequency distribution into a simple frequency distribution